83r+15r+6r-103r+r-2=68

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Solution for 83r+15r+6r-103r+r-2=68 equation:


Simplifying
83r + 15r + 6r + -103r + r + -2 = 68

Reorder the terms:
-2 + 83r + 15r + 6r + -103r + r = 68

Combine like terms: 83r + 15r = 98r
-2 + 98r + 6r + -103r + r = 68

Combine like terms: 98r + 6r = 104r
-2 + 104r + -103r + r = 68

Combine like terms: 104r + -103r = 1r
-2 + 1r + r = 68

Combine like terms: 1r + r = 2r
-2 + 2r = 68

Solving
-2 + 2r = 68

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Add '2' to each side of the equation.
-2 + 2 + 2r = 68 + 2

Combine like terms: -2 + 2 = 0
0 + 2r = 68 + 2
2r = 68 + 2

Combine like terms: 68 + 2 = 70
2r = 70

Divide each side by '2'.
r = 35

Simplifying
r = 35

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